Aliens & secret technology

Extraterrestrials supplied Antarctic map knowledge

Ancient astronaut claim

Evidence status

Unverified

The underlying identification of the mapped coast with Antarctica is disputed.

Editorial assessment of this proposition; not a numeric confidence score.

Claim or proposition being examined

Alien survey technology explains purported ice-free Antarctica on early maps.

Limitations

A separate proposed agent from ancient mariners, but same evidentiary family.

Scope of catalog verification

Source existence and described claim checked via web search/excerpts; not independent validation of alleged event.

Catalog review date reported: 2026-10-28. This is inherited catalog metadata, not a new verification of the linked source.

Extraterrestrials supplied Antarctic map knowledge

Piri Reis 1513 museum-display REPLICA, photographed 2023. It illustrates the map invoked by the ancient-astronaut claim, not extraterrestrial surveying or the original parchment.

Yair Haklai, 16 April 2023, Wikimedia Commons, CC BY-SA 4.0. Proportionally resized; otherwise unchanged.

Image source record · Reuse terms

Image rights and evidence limits

CC BY-SA 4.0, photographer own-work release on exact source file page. Attribution, license link, change disclosure; adaptations share alike.

Image existence does not prove a linked claim. Consult image-specific captions and reuse conditions.

Sources and what they support

Links document the record, the claim’s circulation, an assessment, or reuse terms as labeled. A source link is not automatically corroboration.

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